Avelin/Mastaing – Avelgem – Horta Line is a 400kV overhead line with a length of 80km from Avelin, Hauts-de-France, France, to Horta, Hauts-de-France, France.

The project, which is currently under construction, is expected to be commissioned in 2021.


Avelin/Mastaing – Avelgem – Horta Line is an overhead line that will be operated by Reseau de Transport d’Electricite. The line will carry alternating current (AC) through double circuit cable.

The development of the Avelin/Mastaing – Avelgem – Horta Line project has been approved by the The French Energy Regulatory Commission.

Avelin/Mastaing – Avelgem – Horta Line project development status

The construction works on the Avelin/Mastaing – Avelgem – Horta Line project were commenced in 2019 and commissioning is expected in 2021.

About Reseau de Transport d’Electricite

Reseau de Transport d’Electricite (RTE), a subsidiary of Electricite de France SA, is a power company that offers electricity transmission systems. The company operates, develops, and maintains electricity transmission network. It offers electricity flow, infrastructure management, development, maintenance, functioning, creation and innovative services. RTE serves electricity generation power plants such as nuclear power stations, hydroelectric power stations, conventional thermal plants, and renewable energy installation. The company owns and operates transmission system in France. RTE is headquartered in La Defense, France.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.